Make it work on PandaBoard 5 with 5432 ES2 and Linux.
Signed-off-by: Vincent Stehlé v-stehle@ti.com ---
Hi,
Here are some necessary adaptations for OMAP5 ES2, as magic value has changed. In the mean time, we make the secondary cpu routine a bit closer to what romcode does.
Best regards,
V.
arch/arm/lib/bootm.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index 02852d6..dd8f42e 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -56,16 +56,21 @@ asm ( "ldr r12, =0x102\n" "mov r0, pc\n" "smc 0x1\n" - "ldr r1, =0x48281804\n" // AUX_CORE_BOOT_1 + "ldr r1, =0x48281800\n" /* AUX_CORE_BOOT_0 */ "mov r2, #0\n" - "str r2, [r1]\n" + "str r2, [r1]\n" /* AUX_CORE_BOOT_0 */ + "str r2, [r1, #4]\n" /* AUX_CORE_BOOT_1 */ "isb\n" "dsb\n" + "mov r3, #0xf0\n" "1: wfe\n" - "ldr r2, [r1]\n" - "cmp r2, #0\n" - "movne pc, r2\n" - "b 1b\n" + "ldr r2, [r1]\n" /* AUX_CORE_BOOT_0 */ + "ands r2, r2, r3\n" + "beq 1b\n" + "ldr r2, [r1, #4]\n" /* AUX_CORE_BOOT_1 */ + "cmp r2, #0\n" + "beq 1b\n" + "bx r2\n" ".popsection\n" );
@@ -378,7 +383,7 @@ void hyp_enable(void) { "ldr r1, =0x48281800\n" // AUX_CORE_BOOT_1 "ldr r2, =__hyp_init_sec\n" "str r2, [r1, #4]\n" - "mov r2, #0x200\n" + "mov r2, #0x20\n" "str r2, [r1]\n" // AUX_CORE_BOOT_0 "isb\n" "dmb\n"